Main Features:
1.Retractable neckband design. Especially suitable for sporting situation.
2.Portable and space-saving.
3.Amazing clear sound. The overall voice quality for calling sounds natural and works great.
4.Cutting-edge and ergonomic design. Comfortable Wearing Experience.
5.Unparalleled battery life. Built in high capacity rechargable lipo battery.
6.Can pair with 2 mobile phones.
7.Answer&End call/Incoming call vibration reminder.
8.Power promt. Each time turning on this headset it will report headset battery current power.
9.Voice dial. Unlock the mobile phone and double click the volume "+" to launch teh voice dial, and then just speak the people name you want to call. This function can work only if your mobile phone support it.
10.Mobile phone anti-lost indicator.

Specification:
Correpond with: Bluetooth 4.1
Working distance: ≥10m
Charging time: ≥3.5 hours
Talk time: ≥18 hours
Music time: ≥16 hours
Standby time: ≥300 hours
Weight: ≥67g

Package included:
1 x SX-991 neckband bluetooth headphone
1 x USB charging cable(about 88cm)
2 x Pair of ear tips
1 x User manual

Compatible with:
iPhone 7, iPhone 7 Plus
iPhone 6s, iPhone 6s Plus
iPhone 6, iPhone 6 Plus
Other iPhone series
Samsung, Huawei, Xiaomi, MEIZU, HTC, ViVO, OPPO, SONY, Nokia, ZUK, Nubia, Lenovo, LG, 1+(One Plus), ZTE, Coolpad, Blackberry.
Other Bluetooth enabled smartphones and devices

Warm Notice:
Do not recommend you to listening music while driving!
Please read over the user manual for more details,any problem please feel free to email us,we always satisfied our dear customers.

• [Latest bluetooth 4.1 version] Combined with 6G CVC noise reduction technology, provide Hi-Fi stereo sound quality and strong signal.
• [Vibration for incoming call] The right side of the headset will vibrate when phone calls coming, never miss any phone calls.
• [Latest neckband style design] Newest foldable function added. No need to worry the headset break off when put in bag or pocket. Just one press to retract the earbuds. The headset cable can be adjusted to the best comfortable length.
• [Easy to use] Just turn on the headset to bluetooth pairing mode, no need additional operation. Easy to change music and volume by the next and previous button.
• [Outstanding battery life] 300 hours standby time, 18 hours talking time and 16 hours music play time at middle volume.

[Latest bluetooth 4.1 version] Combined with 6G CVC noise reduction technology, provide Hi-Fi stereo sound quality and strong signal.ATC